Molecular formula
C19H21N5O2
375 compounds have this formula on CompoundList.
- Molar mass
- 351.41g/mol
- Monoisotopic mass
- 359.2197Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 12
The formula C19H21N5O2 describes a molecule made of 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.
Elemental composition
- C Carbon × 1964.94%12.011 × 19 = 228.209 g/mol
- H Hydrogen × 216.02%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 519.93%14.007 × 5 = 70.035 g/mol
- O Oxygen × 29.11%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C19H21N5O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 375 compounds
Pirenzepine
CAS 28797-61-7C19H21N5O2
3-(((2R)-1-Methyl-2-pyrrolidinyl)methyl)-N-(3-nitro-2-pyridinyl)-1H-indol-5-amine
CAS 151272-90-1C19H21N5O2
N-Cyclopentyl-1-ethyl-2-imino-5-oxo-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide
CAS 510762-07-9C19H21N5O2
![8-[1-(3-Methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]-1,4-dioxa-8-azaspiro[4.5]decane chemical structure, C19H21N5O2, CAS 393821-17-5](/s/QPAZDBLSPLVXKS-UHFFFAOYSA-N.svg)
8-[1-(3-Methylphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl]-1,4-dioxa-8-azaspiro[4.5]decane
CAS 393821-17-5C19H21N5O2
![Ethyl 1-(1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)piperidine-4-carboxylate chemical structure, C19H21N5O2, CAS 393845-35-7](/s/JNYGZEGGLONHPF-UHFFFAOYSA-N.svg)
Ethyl 1-(1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)piperidine-4-carboxylate
CAS 393845-35-7C19H21N5O2
2,4-Dihydro-4-(4-(4-(4-methoxyphenyl)piperazin-1-yl)phenyl)-3H-1,2,4-triazol-3-one
CAS 74853-07-9C19H21N5O2
![2-Amino-6-(2-(dimethylamino)ethyl)-7-methyl-5-oxo-4-(pyridin-4-yl)-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C19H21N5O2, CAS 799837-35-7](/s/LGYWDFAAGOOUFO-UHFFFAOYSA-N.svg)
2-Amino-6-(2-(dimethylamino)ethyl)-7-methyl-5-oxo-4-(pyridin-4-yl)-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 799837-35-7C19H21N5O2
![N'-{(E)-[4-(diethylamino)-2-hydroxyphenyl]methylidene}-1H-benzimidazole-6-carbohydrazide chemical structure, C19H21N5O2, CAS 385404-43-3](/s/XZOPIDIWGAMWED-SSDVNMTOSA-N.svg)
N'-{(E)-[4-(diethylamino)-2-hydroxyphenyl]methylidene}-1H-benzimidazole-6-carbohydrazide
CAS 385404-43-3C19H21N5O2
![[3H]pirenzepine chemical structure, C19H21N5O2, CAS 1147996-37-9](/s/RMHMFHUVIITRHF-RLXJOQACSA-N.svg)
[3H]pirenzepine
CAS 1147996-37-9C19H21N5O2
![N-[2-[1-Methyl-5-(phenylcarbamoylamino)benzimidazol-2-yl]ethyl]acetamide chemical structure, C19H21N5O2, CAS 830350-55-5](/s/KNZCRLUUZUYQKV-UHFFFAOYSA-N.svg)
N-[2-[1-Methyl-5-(phenylcarbamoylamino)benzimidazol-2-yl]ethyl]acetamide
CAS 830350-55-5C19H21N5O2
![1-Cyclohexyl-2-imino-N-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide chemical structure, C19H21N5O2, CAS 618078-01-6](/s/FXXMTGPLXDGKTR-UHFFFAOYSA-N.svg)
1-Cyclohexyl-2-imino-N-methyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-A:2,3-D]pyrimidine-3-carboxamide
CAS 618078-01-6C19H21N5O2
![1-tert-Butyl-5-[2-(2,3-dihydroindol-1-yl)-2-oxoethyl]pyrazolo[3,4-d]pyrimidin-4-one chemical structure, C19H21N5O2, CAS 863447-61-4](/s/WAUPONHQWMOTRG-UHFFFAOYSA-N.svg)
1-tert-Butyl-5-[2-(2,3-dihydroindol-1-yl)-2-oxoethyl]pyrazolo[3,4-d]pyrimidin-4-one
CAS 863447-61-4C19H21N5O2
![9-Benzyl-1-methyl-3-prop-2-enyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione chemical structure, C19H21N5O2, CAS 873076-97-2](/s/RCHJQCPYRFRCPW-UHFFFAOYSA-N.svg)
9-Benzyl-1-methyl-3-prop-2-enyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione
CAS 873076-97-2C19H21N5O2
![1-Cyclopentyl-2-imino-N,8-dimethyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide chemical structure, C19H21N5O2, CAS 608490-33-1](/s/GCKYYSVIEVAOPS-UHFFFAOYSA-N.svg)
1-Cyclopentyl-2-imino-N,8-dimethyl-5-oxo-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide
CAS 608490-33-1C19H21N5O2
![(E)-3-[2-(Azepan-1-yl)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]-2-cyanoprop-2-enamide chemical structure, C19H21N5O2, CAS 796877-94-6](/s/COGAEJZENCYMTK-SDNWHVSQSA-N.svg)
(E)-3-[2-(Azepan-1-yl)-9-methyl-4-oxopyrido[1,2-a]pyrimidin-3-yl]-2-cyanoprop-2-enamide
CAS 796877-94-6C19H21N5O2
N-(5-tert-Butyl-2-methoxyphenyl)-2-(tetrazol-1-yl)benzamide
CAS 876927-75-2C19H21N5O2
![3-(Cyclopentylamino)-2-(2,4-dimethoxyphenyl)-1H-imidazo[1,2-b]pyrazole-7-carbonitrile chemical structure, C19H21N5O2, CAS 891506-45-9](/s/AGRPIIFVXSWFGP-UHFFFAOYSA-N.svg)
3-(Cyclopentylamino)-2-(2,4-dimethoxyphenyl)-1H-imidazo[1,2-b]pyrazole-7-carbonitrile
CAS 891506-45-9C19H21N5O2
N-((2'-(2H-Tetrazol-5-yl)(1,1'-biphenyl)-4-yl)methyl)-L-valine
CAS 676129-92-3C19H21N5O2
Nvs-crf38
CAS 1207258-55-6C19H21N5O2
N-Desethylatevirdine
CAS 160360-41-8C19H21N5O2
![7-Cyclopentyl-N-ethyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide chemical structure, C19H21N5O2, CAS 683807-13-8](/s/LBIFDVNEGZHVAM-UHFFFAOYSA-N.svg)
7-Cyclopentyl-N-ethyl-6-imino-2-oxo-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide
CAS 683807-13-8C19H21N5O2
![2-(2-Methyl-5-propan-2-ylphenoxy)-N-[4-(tetrazol-1-yl)phenyl]acetamide chemical structure, C19H21N5O2, CAS 863762-47-4](/s/NNMHKHHGNLPFPS-UHFFFAOYSA-N.svg)
2-(2-Methyl-5-propan-2-ylphenoxy)-N-[4-(tetrazol-1-yl)phenyl]acetamide
CAS 863762-47-4C19H21N5O2
![2-[(6-Ethoxy-4-methylquinazolin-2-yl)amino]-5,6,7,8-tetrahydroquinazolin-4(1H)-one chemical structure, C19H21N5O2, CAS 524055-98-9](/s/GGAXSSKLXZCXMO-UHFFFAOYSA-N.svg)
2-[(6-Ethoxy-4-methylquinazolin-2-yl)amino]-5,6,7,8-tetrahydroquinazolin-4(1H)-one
CAS 524055-98-9C19H21N5O2
![4-[(E)-2-(Dimethylamino)ethenyl]-2-(3-hydroxyphenyl)-6-morpholin-4-ylpyrimidine-5-carbonitrile chemical structure, C19H21N5O2, CAS 1309087-83-9](/s/NOXRZMIVCROOPI-VOTSOKGWSA-N.svg)
4-[(E)-2-(Dimethylamino)ethenyl]-2-(3-hydroxyphenyl)-6-morpholin-4-ylpyrimidine-5-carbonitrile
CAS 1309087-83-9C19H21N5O2
- (2-Imino-10-methyl-5-oxo-1-propyl(1,6-dihydropyridino[2,3-d]pyridino[1,2-a]pyr imidin-3-yl))-N-prop-2-enylcarboxamide618080-68-5C19H21N5O2
- 5-(2-(4-Methylpiperidin-1-yl)-2-oxoethyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one852439-98-6C19H21N5O2
- 8-Butyl-1,3-dimethyl-7-phenyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione31575-56-1C19H21N5O2
- C2 Pyrido[2,3-d]pyrimidin-7-one deriv. 34211245-40-8C19H21N5O2
- N-(2-Ethylphenyl)-3-(3-methoxyphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide483993-38-0C19H21N5O2
- (4E)-4-[2-(3,4-Dimethoxyphenyl)hydrazinylidene]-5-methyl-2-(4-methylphenyl)-2,4-dihydro-3H-pyrazol-3-imine756842-06-5C19H21N5O2
- (4-(5-Isopropyl-1,3,4-oxadiazol-2-yl)piperidin-1-yl)(quinoxalin-2-yl)methanone1210015-50-1C19H21N5O2
- 5-(2-(tert-Butyl)-3-(1H-pyrrol-1-yl)-2,4,5,6-tetrahydropyrrolo[3,4-c]pyrazole-5-carbonyl)pyridin-2(1H)-one1251706-63-4C19H21N5O2
- 2-(1-Methyl-1H-indol-3-yl)-N-(6-morpholinopyrimidin-4-yl)acetamide1396686-13-7C19H21N5O2
- N-[2-(1H-Benzimidazol-2-yl)ethyl]-2-(3-oxo-5,6,7,8-tetrahydrocinnolin-2(3H)-yl)acetamide1574376-68-3C19H21N5O2
- N-(3-Methoxyphenyl)-6-methyl-4-(pyrrolidin-1-yl)pyrazolo[1,5-a]pyrazine-2-carboxamide1775493-73-6C19H21N5O2
- 2-[(8-Ethoxy-4-methylquinazolin-2-yl)amino]-5,6,7,8-tetrahydro-1H-quinazolin-4-one524055-95-6C19H21N5O2
- N,N-Diethyl-5-nitropyrazolo(3,4,5-kl)acridine-2(6H)-ethanamine99008-47-6C19H21N5O2
- 1-Ethyl-5-methyl-N-[5-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,4-oxadiazol-2-yl]-1H-pyrazole-3-carboxamide1172723-17-9C19H21N5O2
- N-(1-(4-Ethyl-6-oxo-1,6-dihydropyrimidin-2-yl)-3-methyl-1H-pyrazol-5-yl)-2-(m-tolyl)acetamide1003964-77-9C19H21N5O2
- Propanenitrile, 3-[butyl[4-[2-(4-nitrophenyl)diazenyl]phenyl]amino]-69472-19-1C19H21N5O2
- N-(2,4-Dimethylphenyl)-2-{1-oxo-1H,2H,7H,8H,9H,10H-[1,2,4]triazino[4,5-b]indazol-2-yl}acetamide1021217-08-2C19H21N5O2
- (Z)-N-(2-(5-(2-Methylbenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)but-2-enamide1006775-80-9C19H21N5O2
- N-(2-(5-(3-Methylbenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)cyclopropanecarboxamide922117-97-3C19H21N5O2
- (Z)-N-(2-(5-(3-Methylbenzyl)-4-oxo-4,5-dihydro-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)but-2-enamide1007290-07-4C19H21N5O2
- N~3~-(4,6-dimethylpyrimidin-2-yl)-N-(7-methoxyquinolin-3-yl)-beta-alaninamide1401596-67-5C19H21N5O2
- 3-(8,9-Dimethyl-2-(phenoxymethyl)-7H-pyrrolo[3,2-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)propan-1-ol903863-01-4C19H21N5O2
- 3-(2-(2-Methoxyphenyl)-8,9-dimethyl-7H-pyrrolo[3,2-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)propan-1-ol921126-55-8C19H21N5O2
- 3-Methyl-N-(3-methyl-1-(6-oxo-4-propyl-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)benzamide1004254-14-1C19H21N5O2
- (2S)-N-(2-Aminoacetyl)-1-(4-phenyldiazenylphenyl)pyrrolidine-2-carboxamide52703-64-7C19H21N5O2
- 4-Methyl-N-(3-methyl-1-(6-oxo-4-propyl-1,6-dihydropyrimidin-2-yl)-1H-pyrazol-5-yl)benzamide1004254-15-2C19H21N5O2
- N-(3-{6-[(Oxan-4-yl)amino]imidazo[1,2-b]pyridazin-3-yl}phenyl)acetamide928335-98-2C19H21N5O2
- Methyl 4-[(E)-2-(dimethylamino)vinyl]-7-ethyl-8-phenylpyrazolo[5,1-c][1,2,4]triazine-3-carboxylate1306753-51-4C19H21N5O2
- N-{[2'-(1H-tetrazol-5-yl)biphenyl-4-yl]methyl}valine1331825-41-2C19H21N5O2
- Agn-PC-0K6edo4855-47-4C19H21N5O2
- 5-Acetyl-2-[(6-ethoxy-4-methylquinazolin-2-yl)amino]-4,6-dimethylpyrimidine674296-01-6C19H21N5O2
- 2-Amino-6-(2-(dimethylamino)ethyl)-7-methyl-5-oxo-4-(pyridin-3-yl)-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile758702-29-3C19H21N5O2
- Dabigatran impurity 91408238-41-4C19H21N5O2
- 1-(3-Methylphenyl)-3-[4-(2-pyrimidinyl)-1-piperazinyl]-2,5-pyrrolidinedione299408-46-1C19H21N5O2
- 6-Imino-13-methyl-2-oxo-N-(prop-2-en-1-yl)-7-(propan-2-yl)-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide799251-07-3C19H21N5O2
- 1,3,6,7-Tetramethyl-8-(1-phenylethyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione876902-71-5C19H21N5O2
- 1-Methyl-3-(2-methylallyl)-8-(m-tolyl)-7,8-dihydro-1H-imidazo[2,1-f]purine-2,4(3H,6H)-dione872840-12-5C19H21N5O2
- N-Cyclohexyl-6-imino-7-methyl-2-oxo-1,7,9-triazatricyclo[8.4.0.03,8]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide615273-33-1C19H21N5O2
- 2-Imino-8-methyl-5-oxo-N-(prop-2-en-1-yl)-1-propyl-1,5-dihydro-2H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide842962-91-8C19H21N5O2
- 6-Imino-11-methyl-2-oxo-N-(prop-2-en-1-yl)-7-(propan-2-yl)-1,7,9-triazatricyclo[8.4.0.0^{3,8}]tetradeca-3(8),4,9,11,13-pentaene-5-carboxamide799251-06-2C19H21N5O2
- 2,4,7,8-Tetramethyl-6-[(4-methylphenyl)methyl]purino[7,8-a]imidazole-1,3-dione876902-70-4C19H21N5O2
- 1-Methyl-9-(4-methylphenyl)-3-prop-2-enyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione846593-48-4C19H21N5O2
- 1-Methyl-3-(2-methylprop-2-enyl)-9-phenyl-7,8-dihydro-6H-purino[7,8-a]pyrimidine-2,4-dione848674-59-9C19H21N5O2
- 1,3,6,7-Tetramethyl-8-phenethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione896591-51-8C19H21N5O2
- 4-Methyl-6-(4-methylphenyl)-2-(2-methylprop-2-enyl)-7,8-dihydropurino[7,8-a]imidazole-1,3-dione872840-36-3C19H21N5O2
- 8-(3,5-Dimethylphenyl)-3-ethyl-1,7-dimethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione877643-73-7C19H21N5O2
- 1,7-Dimethyl-3-propyl-8-(o-tolyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione887464-01-9C19H21N5O2
- 3-Ethyl-1,7-dimethyl-8-(1-phenylethyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione915915-28-5C19H21N5O2
- N-Cyclohexyl-2-(4-oxo-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-yl)acetamide842970-86-9C19H21N5O2
- 1,6,7,8-Tetramethyl-3-phenethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione878413-65-1C19H21N5O2
- 8-(4-Butylphenyl)-1,7-dimethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione887864-82-6C19H21N5O2
- 1,3,7-Trimethyl-8-(3-phenylpropyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione869344-95-6C19H21N5O2
- 3-(2,5-Dimethylbenzyl)-1,6,7-trimethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione915929-69-0C19H21N5O2
- 1,7-Dimethyl-3-propyl-8-(m-tolyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione887464-29-1C19H21N5O2
- 1,7-Dimethyl-3-propyl-8-(p-tolyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione877643-61-3C19H21N5O2
- 2-Ethyl-4,7,8-trimethyl-6-(3-methylphenyl)purino[7,8-a]imidazole-1,3-dione887455-70-1C19H21N5O2
- 3-Benzyl-1,7-dimethyl-8-propyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione887463-06-1C19H21N5O2
- 1-{3-[(1-Phenyl-1H-tetrazol-5-yl)oxy]phenyl}-N-(tetrahydrofuran-2-ylmethyl)methanamine932006-00-3C19H21N5O2
- 2-[(E)-But-2-enyl]-4-methyl-6-(3-methylphenyl)-7,8-dihydropurino[7,8-a]imidazole-1,3-dione946340-82-5C19H21N5O2
- Furan-2-yl(4-(7,8,9,10-tetrahydropyrazino[1,2-b]indazol-1-yl)piperazin-1-yl)methanone2034445-92-4C19H21N5O2
- Hdac/nampt-IN-12898381-63-8C19H21N5O2
- Ethyl 4-methyl-2-[(4,6,8-trimethylquinazolin-2-yl)amino]pyrimidine-5-carboxylate777868-06-1C19H21N5O2
- Ethyl 4-[(3,4-dimethylphenyl)amino]-2-(4-methyl-1H-pyrazol-1-yl)-5-pyrimidinecarboxylate1002414-60-9C19H21N5O2
- 6-(3,5-Dimethylphenyl)-4-methyl-2-prop-2-enyl-7,8-dihydropurino[7,8-a]imidazole-1,3-dione872843-18-0C19H21N5O2
- N-(3,5-Dimethylphenyl)-3-(3-methoxyphenyl)-2-(2H-tetrazol-5-yl)propanamide483993-32-4C19H21N5O2
- 3-Isobutyl-1,7-dimethyl-8-phenyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione896597-68-5C19H21N5O2
- 8-(3,5-Dimethylphenyl)-1,3,6,7-tetramethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione899398-84-6C19H21N5O2
- 6-(2,5-Dimethylphenyl)-2-ethyl-4,7-dimethylpurino[7,8-a]imidazole-1,3-dione878727-75-4C19H21N5O2
- 2,4,7,8-Tetramethyl-6-[(2-methylphenyl)methyl]purino[7,8-a]imidazole-1,3-dione878735-59-2C19H21N5O2
- 2-Benzyl-4,7-dimethyl-6-propan-2-ylpurino[7,8-a]imidazole-1,3-dione878730-84-8C19H21N5O2
- 8-Isobutyl-1,3-dimethyl-7-phenyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione31488-17-2C19H21N5O2
- 8-(3,4-Dimethylphenyl)-3-ethyl-1,7-dimethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione877643-77-1C19H21N5O2
- 3-Ethyl-8-(2-ethylphenyl)-1,7-dimethyl-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione877643-83-9C19H21N5O2
- 8-Ethyl-1,7-dimethyl-3-(3-methylbenzyl)-1H-imidazo[2,1-f]purine-2,4(3H,8H)-dione887462-39-7C19H21N5O2
- 3-Allyl-1,7-dimethyl-9-phenyl-6,7,8,9-tetrahydropyrimido[2,1-f]purine-2,4(1H,3H)-dione848684-36-6C19H21N5O2
- 2-(4-Isopropylphenoxy)-N-[4-(1H-tetrazol-1-yl)phenyl]propanamide898510-09-3C19H21N5O2
Frequently asked questions
What is the molar mass of C19H21N5O2?
The molar mass of C19H21N5O2 is 351.41 g/mol, calculated from standard atomic weights for 19 carbon atoms, 21 hydrogen atoms, 5 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 359.2197 Da.
How many compounds have the formula C19H21N5O2?
CompoundList lists 375 compounds with the molecular formula C19H21N5O2, including Pirenzepine, 3-(((2R)-1-Methyl-2-pyrrolidinyl)methyl)-N-(3-nitro-2-pyridinyl)-1H-indol-5-amine, N-Cyclopentyl-1-ethyl-2-imino-5-oxo-1,5-dihydro-2H-dipyrido(1,2-A:2,3-D)pyrimidine-3-carboxamide. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.
What is the degree of unsaturation of C19H21N5O2?
C19H21N5O2 has a degree of unsaturation of 12. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.